Husqvarna Diagnostics & Fault Manuals

Manufacturer of Husqvarna systems and diagnostic equipment.

Support: OEM Service hotline and certified technical documentation.

Equipment Models

Hardware families produced by Husqvarna

1 Series

Automower 430X NERA

1 guides

Class: Robotic Lawn Mowers Equipment

Browse Fault Codes

Indexed Error Codes for Husqvarna

Machine-verified error code diagnostic walkthroughs

1 Manuals

CODE Error 74 Automower 430X NERA High

EPOS Reference Station Signal Lost

Error 74 indicates the robotic mower has lost RTK-GNSS correction data broadcast by the EPOS reference station over the sub-GHz radio link, halting autonomous navigation due to loss of centimeter-level positional accuracy.

⏱ 30-45 Mins Troubleshoot →